Ticket ID: SIXXS #9573014 Ticket Status: User PoP: brudi01 - (Uberlandia)
Tunnel stopped working
Shadow Hawkins on Saturday, 15 June 2013 16:55:48
Hi, i set up a new tunnel last week (T125258) according the instructions. It worked for two days and now stopped working. I cannot ping even the pop endpoint. A problem with the PoP maybe?
OS: CENTOS 6.4
kernel 2.6.32-358.11.1.el6.x86_64
ifconfig:
eth0 Link encap:Ethernet Endereo de HW C8:60:00:CB:D7:B3
inet end.: 189.84.194.51 Bcast:189.84.194.55 Masc:255.255.255.248
endereo inet6: fe80::ca60:ff:fecb:d7b3/64 Escopo:Link
UP BROADCASTRUNNING MULTICAST MTU:1500 Mtrica:1
RX packets:905703 errors:0 dropped:0 overruns:0 frame:0
TX packets:402674 errors:0 dropped:0 overruns:0 carrier:0
colises:0 txqueuelen:1000
RX bytes:466393069 (444.7 MiB) TX bytes:76702452 (73.1 MiB)
IRQ:18 Memria:fa600000-fa620000
eth1 Link encap:Ethernet Endereo de HW 68:05:CA:16:20:2C
inet end.: 10.10.2.1 Bcast:10.10.2.255 Masc:255.255.255.0
endereo inet6: 2001:1291:200:84a5::1/64 Escopo:Global
endereo inet6: fe80::6a05:caff:fe16:202c/64 Escopo:Link
UP BROADCASTRUNNING MULTICAST MTU:1500 Mtrica:1
RX packets:4793059406 errors:0 dropped:1002 overruns:0 frame:0
TX packets:4141225483 errors:0 dropped:0 overruns:0 carrier:0
colises:0 txqueuelen:1000
RX bytes:833938822335 (776.6 GiB) TX bytes:990612155105 (922.5 GiB)
IRQ:26 Memria:fa5c0000-fa5e0000
lo Link encap:Loopback Local
inet end.: 127.0.0.1 Masc:255.0.0.0
endereo inet6: ::1/128 Escopo:Mquina
UP LOOPBACKRUNNING MTU:16436 Mtrica:1
RX packets:25850 errors:0 dropped:0 overruns:0 frame:0
TX packets:25850 errors:0 dropped:0 overruns:0 carrier:0
colises:0 txqueuelen:0
RX bytes:4588262 (4.3 MiB) TX bytes:4588262 (4.3 MiB)
sixxs Link encap:IPv6 sobre IPv4
endereo inet6: 2001:1291:200:4a5::2/64 Escopo:Global
endereo inet6: fe80::bd54:c233/128 Escopo:Link
UP POINTOPOINT RUNNING NOARP MTU:1280 Mtrica:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:79 errors:0 dropped:0 overruns:0 carrier:0
colises:0 txqueuelen:0
RX bytes:0 (0.0 b) TX bytes:8088 (7.8 KiB)
/etc/sysconfig/network
NETWORKING=yes
HOSTNAME=gerenciador.clustermce.mce.net.br
GATEWAY=189.84.194.49
IPV6INIT=yes
IPV6FORWARDING=yes
IPV6_DEFAULTGW=2001:1291:200:4a5::1
/etc/sysconfig/network-scripts/sixxs
DEVICE=sixxs
BOOTPROTO=none
ONBOOT=yes
IPV6INIT=yes
IPV6_TUNNELNAME="SixXS"
IPV6TUNNELIPV4="201.48.254.14"
IPV6TUNNELIPV4LOCAL="189.84.194.51"
IPV6ADDR="2001:1291:200:4a5::2/64"
IPV6_MTU="1280"
TYPE=sit
iptables rules
Chain INPUT (policy DROP 27 packets, 1347 bytes)
pkts bytes target prot opt in out source destination
38 3544 ACCEPT icmp -- any any anywhere anywhere
384 74066 ACCEPT all -- lo any anywhere anywhere
128M 21G ACCEPT all -- any any anywhere anywhere ctstate RELATED,ESTABLISHED
0 0 DROP all -- any any anywhere anywhere ctstate INVALID
863 61968 ACCEPT all -- eth1 any anywhere anywhere
1 52 ACCEPT tcp -- eth0 any anywhere anywhere tcp dpt:ssh
0 0 ACCEPT tcp -- eth0 any anywhere anywhere tcp dpt:ftp-data
0 0 ACCEPT tcp -- eth0 any anywhere anywhere tcp dpt:ftp
0 0 ACCEPT tcp -- eth0 any anywhere anywhere tcp dpts:freeciv:6556
0 0 ACCEPT all -- any any brudi01.sixxs.net anywhere
0 0 ACCEPT all -- any any nlhaa01.sixxs.net anywhere
0 0 ACCEPT ipv6 -- any any anywhere anywhere
Chain FORWARD (policy DROP 0 packets, 0 bytes)
pkts bytes target prot opt in out source destination
46 10702 ACCEPT all -- any any anywhere anywhere ctstate RELATED,ESTABLISHED
9 468 DROP all -- any any anywhere anywhere ctstate INVALID
4 288 ACCEPT all -- eth1 any 10.10.2.0/24 anywhere
Chain OUTPUT (policy ACCEPT 105M packets, 24G bytes)
pkts bytes target prot opt in out source destination
ip6tables rules
Chain INPUT (policy ACCEPT 10 packets, 896 bytes)
pkts bytes target prot opt in out source destination
0 0 DROP tcp sixxs any anywhere anywhere tcp dpt:http
0 0 DROP tcp sixxs any anywhere anywhere tcp dpt:domain
0 0 DROP udp sixxs any anywhere anywhere udp dpt:domain
Chain FORWARD (policy ACCEPT 2 packets, 192 bytes)
pkts bytes target prot opt in out source destination
Chain OUTPUT (policy ACCEPT 101 packets, 9920 bytes)
pkts bytes target prot opt in out source destination
ip -6 route show
unreachable ::/96 dev lo metric 1024 error -101 mtu 16436 advmss 16376 hoplimit 4294967295
unreachable ::ffff:0.0.0.0/96 dev lo metric 1024 error -101 mtu 16436 advmss 16376 hoplimit 4294967295
2001:1291:200:4a5::/64 via :: dev sixxs proto kernel metric 256 mtu 1280 advmss 1220 hoplimit 4294967295
2001:1291:200:84a5::/64 dev eth1 proto kernel metric 256 mtu 1500 advmss 1440 hoplimit 4294967295
unreachable 2002:a00::/24 dev lo metric 1024 error -101 mtu 16436 advmss 16376 hoplimit 4294967295
unreachable 2002:7f00::/24 dev lo metric 1024 error -101 mtu 16436 advmss 16376 hoplimit 4294967295
unreachable 2002:a9fe::/32 dev lo metric 1024 error -101 mtu 16436 advmss 16376 hoplimit 4294967295
unreachable 2002:ac10::/28 dev lo metric 1024 error -101 mtu 16436 advmss 16376 hoplimit 4294967295
unreachable 2002:c0a8::/32 dev lo metric 1024 error -101 mtu 16436 advmss 16376 hoplimit 4294967295
unreachable 2002:e000::/19 dev lo metric 1024 error -101 mtu 16436 advmss 16376 hoplimit 4294967295
unreachable 3ffe:ffff::/32 dev lo metric 1024 error -101 mtu 16436 advmss 16376 hoplimit 4294967295
fe80::/64 dev eth0 proto kernel metric 256 mtu 1500 advmss 1440 hoplimit 4294967295
fe80::/64 dev eth1 proto kernel metric 256 mtu 1500 advmss 1440 hoplimit 4294967295
fe80::/64 via :: dev sixxs proto kernel metric 256 mtu 1280 advmss 1220 hoplimit 4294967295
default via 2001:1291:200:4a5::1 dev sixxs metric 1 mtu 1280 advmss 1220 hoplimit 4294967295
Tunnel stopped working
Shadow Hawkins on Saturday, 15 June 2013 22:05:10
Already solved it. Thanks =)
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